PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40486-903Valve,regulating,fluid Pressure

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-561-8092 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-561-8092 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-561-8092. Primary manufacturer part number: 40486-903.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Face to Face Distance: 9.200 INCHES NOMINAL IN
  • First End Connection Type: UNTHREADED INTERNAL PIPE
  • Furnished Items: TAILPIECE AND UNION NUT
  • Flow Control Device: DISK, GUIDED
  • First End Nominal Pipe Size Accommodated: 0.500 INCHES IN
  • Valve Loading Method: SPRING
  • First End Style Designator: STREAMLINED WITH ONE BRAZING RING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy R-405 Stem construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-561-8092, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-561-8092
Primary Part Number40486-903
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Face to Face Distance9.200 INCHES NOMINAL IN
First End Connection TypeUNTHREADED INTERNAL PIPE
Furnished ItemsTAILPIECE AND UNION NUT
Flow Control DeviceDISK, GUIDED
First End Nominal Pipe Size Accommodated0.500 INCHES IN
Valve Loading MethodSPRING
First End Style DesignatorSTREAMLINED WITH ONE BRAZING RING
Maximum Inlet Pressure RatingERR-060
Second End Relationship with First EndIDENTICAL
Valve Size0.500 INCHES IN
Outlet Pressure Range5.0 TO 60.0 CAMERA MOUNT
Body StyleSTRAIGHT THRU
Specification/standard DataMIL-V-24384 GOVERNMENT SPECIFICATION
MaterialNICKEL ALLOY R-405 STEM
MaterialNICKEL ALLOY AND COPPER ALLOY SEAT
Regulation TypeAUTOMATIC SINGLE STAGE
Nondefinitive Spec/std DataI TYPE AND A CLASS AND B DESIGN
Media for Which DesignedAIR
End Connection Quantity2
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
FilterNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-096-8563 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-00-455-8505P1400-1.5 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4820-00-455-8577 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-111-0783 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-114-5894 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-145-6473 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-145-6474 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-238-0202 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-340-228640490-9 PART 40490-903 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-436-9365 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Cross-Reference Index
Part NumberManufacturer
40486-903 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40486-9 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
MIL-V-24384 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4820-00-096-8563INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-00-455-8505INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
P1400-1.5
4820-00-455-8577INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-111-0783INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-114-5894INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-145-6473INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-145-6474INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-238-0202INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-340-2286INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40490-9 PART 40490-903
4820-01-436-9365INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-508-9872INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40486-907
4820-01-510-5776INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40486-908

Frequently Asked Questions

What is NSN 4820-01-561-8092?

NSN 4820-01-561-8092 is a Valve,regulating,fluid Pressure, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-561-8092?

NSN 4820-01-561-8092 has 3 cross-referenced part numbers: 40486-903 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40486-9 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), MIL-V-24384 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4820-01-561-8092?

There are 12 known substitutes for 4820-01-561-8092: 4820-00-096-8563, 4820-00-455-8505, 4820-00-455-8577 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40486-903?

Key specifications for 40486-903: Face to Face Distance: 9.200 INCHES NOMINAL IN; First End Connection Type: UNTHREADED INTERNAL PIPE; Furnished Items: TAILPIECE AND UNION NUT; Flow Control Device: DISK, GUIDED. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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